CNC STUB REAMERS — CARBIDE TIPPED

LEFT SPIRAL FLUTES

TYPE 2440 — LEFT SPIRAL FLUTES

Flute long carbide tipped.
Polished flutes for high volume chip flow.
Flute long carbide on .2841" tool diameter and larger.
Straight shanks fit into standard holders.
Pin cross holes permit use in pin drive floating holders.
Carbide tips brazed to one piece hardened tool steel bodies.
Cutting diameter tolerance plus .0003" minus .0000".

OPTIONS

Decimal & metric sizes (priced as indicated in extended table below).
Cutting diameter reduced for small steps or pilot.
Radius end or end chamfer other than 45ยบ.
End cutting.
Semi-finished Type 2430 & Type 2440 in stock
Closer tolerance.
For +.0002" add $1.00 per tool.
For +.0001" add $3.00 per tool.


Below are the critical dimensions of our Stub Length Reamers. Please choose the Reamers that meets your tooling needs.
Tool
Diameter
Dimensions Type 2440
EDP NO.
Price Finished To Modified Tool Diameter
Diameter No. of Flutes Length Modified Diameter Range Price Each - Based on Quantity Ordered
Frac. Dec. Shank Pin Hole Flute Carbide Overall Low High 1 2 3 4 5-7 8-14*
   3/16  .1875    1/    3/32 4            1/  1/ 244006 $41.50  .1770  .2040 $71.90 $56.65 $51.55 $49.15 $46.50 $44.45
   7/32  .2188    1/    3/32 4            1/  1/ 244007 41.50  .2041  .2210 71.90 56.65 51.55 49.15 46.50 44.45
  15/64  .2344    1/    3/32 4            1/  1/ 24402344 41.50  .2211  .2380 71.90 56.65 51.55 49.15 46.50 44.45
   1/  .2500    1/    3/32 4            1/  1/ 244008 41.50  .2381  .2530 71.90 56.65 51.55 49.15 46.50 44.45
   9/32  .2813    3/    1/ 4            1/  1/ 244009 41.50  .2531  .2840 71.90 56.65 51.55 49.15 46.50 44.45
   5/16  .3125    3/    1/ 4                  1/ 244010 48.20  .2841  .3150 78.65 63.35 58.30 55.85 53.20 51.20
  11/32  .3438    3/    1/ 4  1/  1/  1/ 244011 48.60  .3151  .3470 79.05 63.85 58.70 56.30 53.65 51.60
   3/  .3750    3/    1/ 4  1/  1/  1/ 244012 52.75  .3471  .3780 83.20 67.95 62.85 60.40 57.75 55.70
  13/32  .4063    1/    3/16 4  1/  1/  1/ 244013 53.50  .3781  .4090 84.00 68.65 63.60 61.15 58.55 56.50
   7/16  .4375    1/    3/16 4  1/  1/  1/ 244014 63.30  .4091  .4410 93.80 78.55 73.40 71.05 68.40 66.35
  15/32  .4688    1/    3/16 4  1/  1/  1/ 244015 63.30  .4411  .4720 93.80 78.55 73.40 71.05 68.40 66.35
   1/  .5000    1/    3/16 4  1/  1/  1/ 244016 69.30  .4721  .5030 100.60 84.95 79.70 77.20 74.50 72.40
  17/32  .5313    5/    1/ 6  1/  1/         244017 69.30  .5031  .5340 100.60 84.95 79.70 77.20 74.50 72.40
   9/16  .5625    5/    1/ 6  1/  1/         244018 73.05  .5341  .5660 104.25 88.65 83.35 80.90 78.15 76.05
  19/32  .5938    5/    1/ 6  1/  1/         244019 73.05  .5661  .5970 104.25 88.65 83.35 80.90 78.15 76.05
   5/  .6250    5/    1/ 6  1/  1/         244020 75.00  .5971  .6280 106.30 90.60 85.35 82.85 80.15 78.05
  21/32  .6563    5/    1/ 6  1/  1/         244021 75.00  .6281  .6590 106.30 90.60 85.35 82.85 80.15 78.05
  11/16  .6875    5/    1/ 6  1/  1/         244022 78.50  .6591  .6910 109.70 94.05 88.85 86.30 83.65 81.55
  23/32  .7188    3/    5/16 6  1/  1/         244023 78.50  .6911  .7220 109.70 94.05 88.85 86.30 83.65 81.55
   3/  .7500    3/    5/16 6  1/  1/         244024 80.50  .7221  .7530 111.70 96.10 90.80 88.30 85.65 83.55
  25/32  .7813    3/    5/16 6  1/  1/         244025 80.50  .7531  .7840 111.70 96.10 90.80 88.30 85.65 83.55
  13/16  .8125    3/    5/16 6  1/  1/         244026 87.40  .7841  .8160 118.70 103.05 97.75 95.30 92.60 90.50
  27/32  .8438    3/    5/16 6  1/  1/         244027 87.40  .8161  .8470 118.70 103.05 97.75 95.30 92.60 90.50
   7/  .8750    3/    5/16 6  1/  1/         244028 95.50  .8471  .8780 128.00 111.65 106.25 103.65 100.90 98.70
  29/32  .9063    3/    5/16 6  1/  1/         244029 95.50  .8781  .9090 128.00 111.65 106.25 103.65 100.90 98.70
  15/16  .9375    3/    5/16 6  1/  1/         244030 105.20  .9091  .9410 137.65 121.40 115.95 113.35 110.55 108.40
  31/32  .9688    3/    5/16 8  1/  1/         244031 105.20  .9411  .9720 137.65 121.40 115.95 113.35 110.55 108.40
        1.0000    3/    5/16 8  1/  1/         244032 110.35  .9721 1.0030 142.85 126.60 121.15 118.55 115.70 113.55
 1/16 1.0625    3/    5/16 8  1/  1/         244034 110.35 1.0031 1.0660 142.85 126.60 121.15 118.55 115.70 113.55
 1/ 1.1250    3/    5/16 8  1/  1/         244036 129.20 1.0661 1.1280 161.65 145.35 139.90 137.35 134.55 132.35
 3/16 1.1875    3/    5/16 8  1/  1/         244038 134.65 1.1281 1.1905 167.15 150.90 145.40 142.85 140.05 137.85
 1/ 1.2500    3/    5/16 8  1/  1/         244040 157.75 1.1906 1.2530 190.25 174.00 168.60 165.95 163.20 161.00
 5/16 1.3125    3/    5/16 8  1/  1/         244042 157.75 1.2531 1.3155 190.25 174.00 168.60 165.95 163.20 161.00
 3/ 1.3750    3/    5/16 8  1/  1/         244044 160.05 1.3156 1.3780 192.50 176.25 170.85 168.20 165.50 163.30
 7/16 1.4375    3/    5/16 8  1/  1/         244046 186.55 1.3781 1.4405 219.05 202.75 197.35 194.70 191.95 189.80
 1/ 1.5000    3/    5/16 8  1/  1/         244048 224.05 1.4406 1.5030 256.50 240.30 234.85 232.25 229.40 227.20
* Quantities of 15 or more - price of fractional size in same size range
Don't see the Stub Length Reamers you need?
If the above dimensions do not meet your specific Stub Length Reamers needs we may be able to make modifications to one of the above Stub Length Reamers or we can quote a full special to your exact requirements. Simply click here to view and print our special tool quote form. Fill it out and fax (800-867-9312) it back to Rock River Tool. We will let you know how we will provide the Stub Length Reamers you requested.
Thank you for using Rock River Tool for your Stub Length Reamers needs.